.message {
    width: 100%;
    height: 80px;
    background-color: greenyellow;
    position: fixed;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    z-index: 100;
  user-select: none;

}
.message .message-body {
    width: 100%;
    height: 80%;
    display: flex;
    justify-content: center;
    align-items: center;
}
/* 首页消息 */
#blocker {
    position: fixed;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
  user-select: none;

}
#blocker #instructions {
    width: 400px;
    height:400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;

    color: #ffffff;
    font-family: Arial;
    font-size: 14px;
    line-height: 24px;
    cursor: pointer;
}
#blocker #instructions >.main-instruction{
    font-size: 36px;
}
#blocker #instructions >.description{
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}